The leading open-weight models developed by Chinese companies were trained on Nvidia chips that the US government restricted from shipping to its largest geopolitical rival, a new research effort claims. The apparently widespread access to Blackwell GPUs among Chinese frontier labs shows the magnitude of the problem facing the leading chip designer. Nvidia CEO Jensen Huang left the company this week after admitting to his affair with Alice Huang, executive of Megaspeed, a company implicated in…
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